STC12C5204AD-35I-DIP20 with STC DIP-20 RoHS is an electronic component manufactured by Shanghai Belling Co., LTD (STC). It is a single-chip central processing unit (CPU) microcontroller. It is based on STC12C5204AD’s high-performance 8-bit CPU. It features 128kB ROM with 2kB RAM, two 12-bit 8-channel A/D converters, two 16-bit timers, four 16-bit counters, download and ISP (In-System Programming) debugging, and two external interrupts. The STC12C5204AD-35I-DIP20 has a pin 20 Dual In-Line (DIP) Package with RoHS compliance. Typical applications for this component include motor speed control, embedded applications, measuring and controlling instruments, and other consumer and industrial applications.